Finding the Fourth Proportional to 62,842.88, 86,724.81 and 34,164.47

Step by Step Solution

1. Step 1: Write the proportion equation
   62,842.88 : 86,724.81 = 34,164.47 : x
2. Step 2: Convert to fraction form
   62,842.88/86,724.81 = 34,164.47/x
3. Step 3: Cross multiply
   62,842.88x = 86,724.81 × 34,164.47
4. Step 4: Simplify right side
   62,842.88x = 2,962,907,169.50
5. Step 5: Solve for x
   x = 2,962,907,169.50/62,842.88
6. Step 6: Final answer
   x = 47,147.86